PPC/s390: [wasm-simd] [liftoff] Implement add_saturate on ia32 and x64

Port 767401ba

R=fanchen.kong@intel.com, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Change-Id: Ice8b33376e22ab6658503cda9e34202f96688bcf
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2131509Reviewed-by: Junliang Yan <jyan@ca.ibm.com>
Reviewed-by: Milad Farazmand <miladfar@ca.ibm.com>
Commit-Queue: Milad Farazmand <miladfar@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#66950}

src/wasm/baseline/ppc/liftoff-assembler-ppc.h

@@ -674,6 +674,12 @@ void LiftoffAssembler::emit_i16x8_add(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i16x8add");
 }
 
+void LiftoffAssembler::emit_i16x8_add_saturate_s(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8addsaturate_s");
+}
+
 void LiftoffAssembler::emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kUnsupportedArchitecture, "emit_i16x8sub");
@@ -684,6 +690,12 @@ void LiftoffAssembler::emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i16x8mul");
 }
 
+void LiftoffAssembler::emit_i16x8_add_saturate_u(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8addsaturate_u");
+}
+
 void LiftoffAssembler::emit_i16x8_extract_lane_u(LiftoffRegister dst,
                                                  LiftoffRegister lhs,
                                                  uint8_t imm_lane_idx) {
@@ -732,6 +744,12 @@ void LiftoffAssembler::emit_i8x16_add(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i8x16add");
 }
 
+void LiftoffAssembler::emit_i8x16_add_saturate_s(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16addsaturate_s");
+}
+
 void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kUnsupportedArchitecture, "emit_i8x16sub");
@@ -742,6 +760,12 @@ void LiftoffAssembler::emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i8x16mul");
 }
 
+void LiftoffAssembler::emit_i8x16_add_saturate_u(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16addsaturate_u");
+}
+
 void LiftoffAssembler::StackCheck(Label* ool_code, Register limit_address) {
   bailout(kUnsupportedArchitecture, "StackCheck");
 }

src/wasm/baseline/s390/liftoff-assembler-s390.h

@@ -678,6 +678,12 @@ void LiftoffAssembler::emit_i16x8_add(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i16x8add");
 }
 
+void LiftoffAssembler::emit_i16x8_add_saturate_s(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8addsaturate_s");
+}
+
 void LiftoffAssembler::emit_i16x8_sub(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kUnsupportedArchitecture, "emit_i16x8sub");
@@ -688,6 +694,12 @@ void LiftoffAssembler::emit_i16x8_mul(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i16x8mul");
 }
 
+void LiftoffAssembler::emit_i16x8_add_saturate_u(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8addsaturate_u");
+}
+
 void LiftoffAssembler::emit_i16x8_extract_lane_u(LiftoffRegister dst,
                                                  LiftoffRegister lhs,
                                                  uint8_t imm_lane_idx) {
@@ -736,6 +748,12 @@ void LiftoffAssembler::emit_i8x16_add(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i8x16add");
 }
 
+void LiftoffAssembler::emit_i8x16_add_saturate_s(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16addsaturate_s");
+}
+
 void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kUnsupportedArchitecture, "emit_i8x16sub");
@@ -746,6 +764,12 @@ void LiftoffAssembler::emit_i8x16_mul(LiftoffRegister dst, LiftoffRegister lhs,
   bailout(kUnsupportedArchitecture, "emit_i8x16mul");
 }
 
+void LiftoffAssembler::emit_i8x16_add_saturate_u(LiftoffRegister dst,
+                                                 LiftoffRegister lhs,
+                                                 LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16addsaturate_u");
+}
+
 void LiftoffAssembler::StackCheck(Label* ool_code, Register limit_address) {
   bailout(kUnsupportedArchitecture, "StackCheck");
 }